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A/C-Heater Assembly: Installation

WARNING: This page is about a different car, the 1999 Lincoln Navigator and 1999 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
  1. Position assembly in place. Install 2 nuts. Connect vacuum check valve hose. Install 2 nuts from engine side. Check tube lock coupling spring for damage. Install new spring if old one is damaged or missing.
  2. Clean all fittings. Install new "O" rings lubricated with clean refrigerant oil. Install plastic indicator ring into cage opening if an indicator ring is used.
Fig 1: Removing Front A/C-Heater Assembly
G96A31369Courtesy of FORD MOTOR CO.